CN203024863U - Multi-dimensional atomizer regulating mechanism of portable atomic absorption spectrometer - Google Patents
Multi-dimensional atomizer regulating mechanism of portable atomic absorption spectrometer Download PDFInfo
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- CN203024863U CN203024863U CN 201320005109 CN201320005109U CN203024863U CN 203024863 U CN203024863 U CN 203024863U CN 201320005109 CN201320005109 CN 201320005109 CN 201320005109 U CN201320005109 U CN 201320005109U CN 203024863 U CN203024863 U CN 203024863U
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- atomizer
- slide plate
- atomic absorption
- absorption spectrometer
- governor motion
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Abstract
A multi-dimensional atomizer regulating mechanism of a portable atomic absorption spectrometer comprises a tungsten filament assembly mounted in an atomizer socket, wherein the atomizer socket is mounted in a copper sleeve; the copper sleeve is fastened on a lifting screw barrel rotatably; the lifting screw barrel is connected with a guide sleeve; the guide sleeve is fastened on a slide plate; a lifting nut is screwed on the lifting screw barrel; a graduated ring is fastened on the lifting nut; a guide post penetrates through the slide plate to allow the slide plate to slide on the guide post; two ends of the guide post are respectively fixed on a front connection plate and a rear connection plate; a micrometer head is fixed on the front connection plate; and a measurement rod of the micrometer head butts against the slide plate to push the slide plate to slide. The multi-dimensional atomizer regulating mechanism provided by the utility model can multi-dimensionally regulate the atomizer to ensure that the spot of a light source can well pass through the optimal position on the top of the tungsten filament, thereby improving the sensitivity of elemental analysis and the repeatability of experimental data.
Description
Technical field
The utility model relates to a kind of atomizer multidimensional governor motion of portable Atomic Absorption Spectrometer.
Background technology
Along with the develop rapidly of economy, the accident of environmental pollution emerges in an endless stream, and also day by day highlights polluting on-the-spot Emergent detection demand.Conventional Atomic absorption instrument belongs to the laboratory large-sized analytic instrument, can't be carried to the pollution scene and carry out Emergent detection.Along with improving constantly of scientific and technological level, the exploratory development for miniaturization, portable Atomic absorption instrument has in recent years all obtained obvious progress at home and abroad.Adopted first the tungsten wire electrothermal atom device in 1972 abroad in atomic absorption spectroscopy.The domestic tungsten filament electro-heat atom absorption spectrometer utility model patent (patent No.: ZL200620036013.5) that Hou Xian lamp professor application is arranged in 2005.This achievement in research realizes miniaturization, portablely provides critical technological breakthrough the Atomic absorption instrument.
But what portable Atomic Absorption Spectrometer adopted is the tungsten wire electrothermal atom device.Relatively poor because of height and the tungsten filament winding angle consistance of tungsten filament assembly, make the light source hot spot can't pass through optimum position, tungsten filament top, reduced the sensitivity of ultimate analysis and the repeatability of experimental data.
Summary of the invention
The purpose of this utility model is to provide a kind of atomizer multidimensional governor motion of portable Atomic Absorption Spectrometer, solving the light source hot spot can't be by the problem of optimum position, tungsten filament top, this mechanism can complete the adjustment of displacement of multidimensional, is the governor motion that can adjust simultaneously the both direction displacement and horizontally rotate.
for this reason, the atomizer multidimensional governor motion of a kind of portable Atomic Absorption Spectrometer of the present utility model, comprise the tungsten filament assembly, be arranged on the atomizer socket, described atomizer socket is arranged in copper sheathing, what described copper sheathing can rotate is fixed on the lifting swivel nut, described lifting swivel nut is connected with guide pin bushing, described guide pin bushing is fastened on slide plate, lifting nut is screwed on described lifting swivel nut, graduated ring is fastened on described lifting nut, guide pillar runs through described slide plate, described slide plate can be slided on described guide pillar, the two ends of described guide pillar are separately fixed on former and later two joint covers, be fixed with micrometer head on the described joint cover in the place ahead, the measuring staff of described micrometer head is supported described slide plate, to promote described slide plate slides.
Wherein, be arranged with spring on the described joint cover at rear and the described guide pillar between slide plate.
Wherein, the crescent pressing plate inserts in the groove of described lifting nut, and is fastened on described guide pin bushing.
Wherein, described copper sheathing is fixed on the lifting swivel nut with recessed end holding screw.
Wherein, described lifting swivel nut is connected with guide pin bushing with axial screw without a head.
Wherein, described graduated ring uses screw fastening on described lifting nut.
Wherein, the two ends of described guide pillar are separately fixed on former and later two described joint covers with screw.
Wherein, described guide pin bushing uses screw fastening on slide plate.
The beneficial effects of the utility model are by the adjustment to the atomizer multidimensional, to make the light source hot spot better by optimum position, tungsten filament top, the sensitivity of raising ultimate analysis and the repeatability of experimental data.
Description of drawings
Fig. 1 is longitudinal diagram of the present utility model;
Fig. 2 is vertical view of the present utility model.
Description of reference numerals
1-tungsten filament assembly; 2-atomizer socket; The 3-copper sheathing; 4-lifting swivel nut; The 5-guide pin bushing; 6-axial screw without a head; The 7-slide plate; 8-crescent pressing plate; The 9-lifting nut; The 10-graduated ring; The recessed end holding screw of 11-; The 12-joint cover; The 13-spring; The 14-guide pillar; The 15-micrometer head.
Embodiment
For shape of the present utility model, structure and characteristics can be understood better, below will enumerate preferred embodiment and be elaborated by reference to the accompanying drawings.
The purpose of this utility model is to provide a kind of atomizer multidimensional governor motion of portable Atomic Absorption Spectrometer, solving the light source hot spot can't be by the problem of optimum position, tungsten filament top, this mechanism can complete the adjustment of displacement of multidimensional, is the governor motion that can adjust simultaneously the both direction displacement and horizontally rotate.
Fig. 1 is the longitudinal diagram that a kind of portable Atomic Absorption Spectrometer of the utility model is used the atomizer governor motion.As shown in Figure 1, wherein tungsten filament assembly 1 is arranged on atomizer socket 2, atomizer socket 2 is arranged on 3 li of copper sheathings, the copper sheathing 3 recessed end holding screws 11 of use are fixed on lifting swivel nut 4, lifting swivel nut 4 use axial screws 6 without a head are connected with guide pin bushing 5, guide pin bushing 5 use screw fastenings are on slide plate 7, lifting nut 9 is screwed on lifting swivel nut 4, crescent pressing plate 8 inserts in lifting nut 9 grooves, with screw, crescent pressing plate 8 is fastened on guide pin bushing 5, by crescent pressing plate 8 further fixedly guide pin bushing 5 and lifting nut 9, graduated ring 10 use screw fastenings are on lifting nut 9.
Fig. 2 is the vertical view that a kind of portable Atomic Absorption Spectrometer of the utility model is used the atomizer governor motion.As shown in Figure 2, wherein guide pillar 14 runs through slide plate 7, and two ends are separately fixed on former and later two joint covers 12 with screw, and slide plate 7 can be slided on guide pillar 14, guide pillar 14 rears are arranged with spring 13 between joint cover 12 and slide plate 7, to cushion and to provide the restoring force of slide plate 7.Micrometer head 15 is installed on joint cover 12.The measuring staff of micrometer head 15 is supported slide plate 7, to promote slide plate 7 motions.
The utility model is when practical application, rotating scale circle 10, graduated ring 10 drives lifting nut 9 and rotates, and lifting nut 9 drives lifting swivel nut 4, lifting nut and lifting swivel nut are the acme threads of T24 * 2, realize that atomizer can adjust in the 0-8mm scope along the lifting displacement of Z axis.Rotation micrometer head 15 promotes slide plate 7 motions, realizes that atomizer can adjust in the 0-6mm scope along the displacement of Y-axis.Unclamp copper sheathing 3 fovea superior end holding screws 11, rotation atomizer socket 2, visual tungsten filament winding direction and light source optical path direction approximate horizontal, recessed end holding screw 11 use allen keys are fastening, and atomizer is 0 °-360 ° around Z axis anglec of rotation setting range.
The utility model makes the light source hot spot better by optimum position, tungsten filament top by the adjustment to the atomizer multidimensional, improves the sensitivity of ultimate analysis and the repeatability of experimental data.
Above is illustrative to description of the present utility model; and it is nonrestrictive; those skilled in the art is understood, and can carry out many modifications, variation or equivalence to it within spirit that claim limits and scope, but they will fall in protection domain of the present utility model all.
Claims (8)
1. the atomizer multidimensional governor motion of a portable Atomic Absorption Spectrometer, it is characterized in that, comprise the tungsten filament assembly, be arranged on the atomizer socket, described atomizer socket is arranged in copper sheathing, what described copper sheathing can rotate is fixed on the lifting swivel nut, described lifting swivel nut is connected with guide pin bushing, described guide pin bushing is fastened on slide plate, lifting nut is screwed on described lifting swivel nut, graduated ring is fastened on described lifting nut, guide pillar runs through described slide plate, described slide plate can be slided on described guide pillar, the two ends of described guide pillar are separately fixed on former and later two joint covers, be fixed with micrometer head on the described joint cover in the place ahead, the measuring staff of described micrometer head is supported described slide plate, to promote described slide plate slides.
2. the atomizer multidimensional governor motion of portable Atomic Absorption Spectrometer as claimed in claim 1, is characterized in that, is arranged with spring on the described joint cover at rear and the described guide pillar between slide plate.
3. the atomizer multidimensional governor motion of portable Atomic Absorption Spectrometer as claimed in claim 1, is characterized in that, the crescent pressing plate inserts in the groove of described lifting nut, and is fastened on described guide pin bushing.
4. the atomizer multidimensional governor motion of portable Atomic Absorption Spectrometer as claimed in claim 1, is characterized in that, described copper sheathing is fixed on the lifting swivel nut with recessed end holding screw.
5. the atomizer multidimensional governor motion of portable Atomic Absorption Spectrometer as claimed in claim 1, is characterized in that, described lifting swivel nut is connected with guide pin bushing with axial screw without a head.
6. the atomizer multidimensional governor motion of portable Atomic Absorption Spectrometer as claimed in claim 1, is characterized in that, described graduated ring uses screw fastening on described lifting nut.
7. the atomizer multidimensional governor motion of portable Atomic Absorption Spectrometer as claimed in claim 1, is characterized in that, the two ends of described guide pillar are separately fixed on former and later two described joint covers with screw.
8. the atomizer multidimensional governor motion of portable Atomic Absorption Spectrometer as claimed in claim 1, is characterized in that, described guide pin bushing uses screw fastening on slide plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320005109 CN203024863U (en) | 2013-01-06 | 2013-01-06 | Multi-dimensional atomizer regulating mechanism of portable atomic absorption spectrometer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320005109 CN203024863U (en) | 2013-01-06 | 2013-01-06 | Multi-dimensional atomizer regulating mechanism of portable atomic absorption spectrometer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203024863U true CN203024863U (en) | 2013-06-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320005109 Expired - Fee Related CN203024863U (en) | 2013-01-06 | 2013-01-06 | Multi-dimensional atomizer regulating mechanism of portable atomic absorption spectrometer |
Country Status (1)
| Country | Link |
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| CN (1) | CN203024863U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103913224A (en) * | 2013-01-06 | 2014-07-09 | 北京瑞利分析仪器有限公司 | Multi-dimensional adjusting mechanism for atomizer of portable atomic absorption spectrometer |
| CN105277496A (en) * | 2015-10-29 | 2016-01-27 | 齐齐哈尔大学 | Heightening type atom-absorption quartz catcher |
-
2013
- 2013-01-06 CN CN 201320005109 patent/CN203024863U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103913224A (en) * | 2013-01-06 | 2014-07-09 | 北京瑞利分析仪器有限公司 | Multi-dimensional adjusting mechanism for atomizer of portable atomic absorption spectrometer |
| CN103913224B (en) * | 2013-01-06 | 2016-06-22 | 北京瑞利分析仪器有限公司 | The atomizer multidimensional governor motion of portable Atomic Absorption Spectrometer |
| CN105277496A (en) * | 2015-10-29 | 2016-01-27 | 齐齐哈尔大学 | Heightening type atom-absorption quartz catcher |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130626 Termination date: 20200106 |